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# ##### BEGIN GPL LICENSE BLOCK #####
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software Foundation,
# Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
#
# ##### END GPL LICENSE BLOCK #####
import bpy
from bpy.types import Operator, AddonPreferences
from bpy_extras.io_utils import ImportHelper, ExportHelper
from bpy.props import (
StringProperty,
BoolProperty,
EnumProperty,
IntProperty,
FloatProperty,
)
from io_mesh_atomic.pdb_import import import_pdb
from io_mesh_atomic.pdb_export import export_pdb
# -----------------------------------------------------------------------------
# Operators
# This is the class for the file dialog of the importer.
class IMPORT_OT_pdb(Operator, ImportHelper):
bl_idname = "import_mesh.pdb"
bl_label = "Import Protein Data Bank(*.pdb)"
bl_options = {'PRESET', 'UNDO'}
filename_ext = ".pdb"
filter_glob: StringProperty(default="*.pdb", options={'HIDDEN'},)
use_center: BoolProperty(
name = "Object to origin", default=True,
description = "Put the object into the global origin")
use_camera: BoolProperty(
name="Camera", default=False,
description="Do you need a camera?")
use_light: BoolProperty(
name="Lamp", default=False,
description = "Do you need a lamp?")
ball: EnumProperty(
name="Type of ball",
description="Choose ball",
items=(('0', "NURBS", "NURBS balls"),
('1', "Mesh" , "Mesh balls"),
('2', "Meta" , "Metaballs")),
default='0',)
mesh_azimuth: IntProperty(
name = "Azimuth", default=32, min=1,
description = "Number of sectors (azimuth)")
mesh_zenith: IntProperty(
name = "Zenith", default=32, min=1,
description = "Number of sectors (zenith)")
scale_ballradius: FloatProperty(
name = "Balls", default=1.0, min=0.0001,
description = "Scale factor for all atom radii")
scale_distances: FloatProperty (
name = "Distances", default=1.0, min=0.0001,
description = "Scale factor for all distances")
atomradius: EnumProperty(
name="Type",
description="Choose type of atom radius",
items=(('0', "Pre-defined", "Use pre-defined radius"),
('1', "Atomic", "Use atomic radius"),
('2', "van der Waals", "Use van der Waals radius")),
default='0',)
use_sticks: BoolProperty(
name="Use sticks", default=True,
description="Do you want to display the sticks?")
use_sticks_type: EnumProperty(
name="Type",
description="Choose type of stick",
items=(('0', "Dupliverts", "Use dupliverts structures"),
('1', "Skin", "Use skin and subdivision modifier"),
('2', "Normal", "Use simple cylinders")),
default='0',)
sticks_subdiv_view: IntProperty(
name = "SubDivV", default=2, min=1,
description="Number of subdivisions (view)")
sticks_subdiv_render: IntProperty(
name = "SubDivR", default=2, min=1,
description="Number of subdivisions (render)")
sticks_sectors: IntProperty(
name = "Sector", default=20, min=1,
description="Number of sectors of a stick")
sticks_radius: FloatProperty(
name = "Radius", default=0.2, min=0.0001,
description ="Radius of a stick")
sticks_unit_length: FloatProperty(
name = "Unit", default=0.05, min=0.0001,
description = "Length of the unit of a stick in Angstrom")
use_sticks_color: BoolProperty(
name="Color", default=True,
description="The sticks appear in the color of the atoms")
use_sticks_smooth: BoolProperty(
name="Smooth", default=True,
description="The sticks are round (sectors are not visible)")
use_sticks_bonds: BoolProperty(
name="Bonds", default=False,
description="Show double and triple bonds")
sticks_dist: FloatProperty(
name="", default = 1.1, min=1.0, max=3.0,
description="Distance between sticks measured in stick diameter")
use_sticks_one_object: BoolProperty(
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name="One object", default=False,
description="All sticks are one object")
use_sticks_one_object_nr: IntProperty(
name = "No.", default=200, min=10,
description="Number of sticks to be grouped at once")
datafile: StringProperty(
name = "", description="Path to your custom data file",
maxlen = 256, default = "", subtype='FILE_PATH')
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# This thing here just guarantees that the menu entry is not active when the
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# check box in the addon preferences is not activated! See __init__.py
@classmethod
def poll(cls, context):
pref = context.preferences
return pref.addons[__package__].preferences.bool_pdb
def draw(self, context):
layout = self.layout
row = layout.row()
row.prop(self, "use_camera")
row.prop(self, "use_light")
row = layout.row()
row.prop(self, "use_center")
# Balls
box = layout.box()
row = box.row()
row.label(text="Balls / atoms")
row = box.row()
col = row.column()
col.prop(self, "ball")
row = box.row()
row.active = (self.ball == "1")
col = row.column(align=True)
col.prop(self, "mesh_azimuth")
col.prop(self, "mesh_zenith")
row = box.row()
col = row.column()
col.label(text="Scaling factors")
col = row.column(align=True)
col.prop(self, "scale_ballradius")
col.prop(self, "scale_distances")
row = box.row()
row.prop(self, "atomradius")
# Sticks
box = layout.box()
row = box.row()
row.label(text="Sticks / bonds")
row = box.row()
row.prop(self, "use_sticks")
row = box.row()
row.active = self.use_sticks
row.prop(self, "use_sticks_type")
row = box.row()
row.active = self.use_sticks
col = row.column()
if self.use_sticks_type == '0' or self.use_sticks_type == '2':
col.prop(self, "sticks_sectors")
col.prop(self, "sticks_radius")
if self.use_sticks_type == '1':
row = box.row()
row.active = self.use_sticks
row.prop(self, "sticks_subdiv_view")
row.prop(self, "sticks_subdiv_render")
row = box.row()
row.active = self.use_sticks
if self.use_sticks_type == '0':
col.prop(self, "sticks_unit_length")
col = row.column(align=True)
if self.use_sticks_type == '0':
col.prop(self, "use_sticks_color")
col.prop(self, "use_sticks_smooth")
if self.use_sticks_type == '0' or self.use_sticks_type == '2':
col.prop(self, "use_sticks_bonds")
row = box.row()
if self.use_sticks_type == '0':
row.active = self.use_sticks and self.use_sticks_bonds
row.label(text="Distance")
row.prop(self, "sticks_dist")
if self.use_sticks_type == '2':
row.active = self.use_sticks
col = row.column()
col.prop(self, "use_sticks_one_object")
col = row.column()
col.active = self.use_sticks_one_object
col.prop(self, "use_sticks_one_object_nr")
def execute(self, context):
# To be on the safe side, we switch to the 'OBJECT' mode.
bpy.ops.object.mode_set(mode='OBJECT', toggle=False)
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# This is in order to solve this strange 'relative path' thing.
filepath_pdb = bpy.path.abspath(self.filepath)
# Execute main routine
import_pdb(self.ball,
self.mesh_azimuth,
self.mesh_zenith,
self.scale_ballradius,
self.atomradius,
self.scale_distances,
self.use_sticks,
self.use_sticks_type,
self.sticks_subdiv_view,
self.sticks_subdiv_render,
self.use_sticks_color,
self.use_sticks_smooth,
self.use_sticks_bonds,
self.use_sticks_one_object,
self.use_sticks_one_object_nr,
self.sticks_unit_length,
self.sticks_dist,
self.sticks_sectors,
self.sticks_radius,
self.use_center,
self.use_camera,
self.use_light,
filepath_pdb)
return {'FINISHED'}
# This is the class for the file dialog of the exporter.
class EXPORT_OT_pdb(Operator, ExportHelper):
bl_idname = "export_mesh.pdb"
bl_label = "Export Protein Data Bank(*.pdb)"
filename_ext = ".pdb"
filter_glob: StringProperty(
default="*.pdb", options={'HIDDEN'},)
atom_pdb_export_type: EnumProperty(
name="Type of Objects",
description="Choose type of objects",
items=(('0', "All", "Export all active objects"),
('1', "Elements", "Export only those active objects which have"
" a proper element name")),
default='1',)
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# This thing here just guarantees that the menu entry is not active when the
# check box in the addon preferences is not activated! See __init__.py
@classmethod
def poll(cls, context):
pref = context.preferences
return pref.addons[__package__].preferences.bool_pdb
def draw(self, context):
layout = self.layout
row = layout.row()
row.prop(self, "atom_pdb_export_type")
def execute(self, context):
export_pdb(self.atom_pdb_export_type,
bpy.path.abspath(self.filepath))
return {'FINISHED'}